Sports

World-class surfers help kids with disabilities ride the waves
Who to watch for at the Tokyo Paralympics
Holograph tech “teleports” Olympic badminton competition
Toyota’s autonomous shuttle is optimized for Olympians
Olympic swimmers get speed boost from pool engineers
Flying race car zips across the sky for the first time
Liverpool and DeepMind are bringing AI to the beautiful game 
Extreme E is bringing electric SUV racing to the ends of the Earth
It's now possible to diagnose concussions with saliva
NFL hopefuls train with sensor-free athlete tracking tech